X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fedac%2Famd76x_edac.c;h=2b95f1a3edfc318fe93ebf58b9bbd89cc8035599;hb=166348dd37a4baacfb6fe495954b56f56b116f0c;hp=f79f6b587bfa740383bb9f7dfe0616a4b6f0b099;hpb=361ea93cbff0e42cbc6a0f3c7a8238db9ed15648;p=linux-2.6-omap-h63xx.git diff --git a/drivers/edac/amd76x_edac.c b/drivers/edac/amd76x_edac.c index f79f6b587bf..2b95f1a3edf 100644 --- a/drivers/edac/amd76x_edac.c +++ b/drivers/edac/amd76x_edac.c @@ -17,9 +17,10 @@ #include #include #include -#include "edac_mc.h" +#include +#include "edac_core.h" -#define AMD76X_REVISION " Ver: 2.0.1 " __DATE__ +#define AMD76X_REVISION " Ver: 2.0.2 " __DATE__ #define EDAC_MOD_STR "amd76x_edac" #define amd76x_printk(level, fmt, arg...) \ @@ -86,13 +87,13 @@ struct amd76x_dev_info { static const struct amd76x_dev_info amd76x_devs[] = { [AMD761] = { - .ctl_name = "AMD761" - }, + .ctl_name = "AMD761"}, [AMD762] = { - .ctl_name = "AMD762" - }, + .ctl_name = "AMD762"}, }; +static struct edac_pci_ctl_info *amd76x_pci; + /** * amd76x_get_error_info - fetch error information * @mci: Memory controller @@ -102,21 +103,21 @@ static const struct amd76x_dev_info amd76x_devs[] = { * on the chip so that further errors will be reported */ static void amd76x_get_error_info(struct mem_ctl_info *mci, - struct amd76x_error_info *info) + struct amd76x_error_info *info) { struct pci_dev *pdev; pdev = to_pci_dev(mci->dev); pci_read_config_dword(pdev, AMD76X_ECC_MODE_STATUS, - &info->ecc_mode_status); + &info->ecc_mode_status); if (info->ecc_mode_status & BIT(8)) pci_write_bits32(pdev, AMD76X_ECC_MODE_STATUS, - (u32) BIT(8), (u32) BIT(8)); + (u32) BIT(8), (u32) BIT(8)); if (info->ecc_mode_status & BIT(9)) pci_write_bits32(pdev, AMD76X_ECC_MODE_STATUS, - (u32) BIT(9), (u32) BIT(9)); + (u32) BIT(9), (u32) BIT(9)); } /** @@ -130,7 +131,8 @@ static void amd76x_get_error_info(struct mem_ctl_info *mci, * then attempt to handle and clean up after the error */ static int amd76x_process_error_info(struct mem_ctl_info *mci, - struct amd76x_error_info *info, int handle_errors) + struct amd76x_error_info *info, + int handle_errors) { int error_found; u32 row; @@ -138,7 +140,7 @@ static int amd76x_process_error_info(struct mem_ctl_info *mci, error_found = 0; /* - * Check for an uncorrectable error + * Check for an uncorrectable error */ if (info->ecc_mode_status & BIT(8)) { error_found = 1; @@ -146,12 +148,12 @@ static int amd76x_process_error_info(struct mem_ctl_info *mci, if (handle_errors) { row = (info->ecc_mode_status >> 4) & 0xf; edac_mc_handle_ue(mci, mci->csrows[row].first_page, 0, - row, mci->ctl_name); + row, mci->ctl_name); } } /* - * Check for a correctable error + * Check for a correctable error */ if (info->ecc_mode_status & BIT(9)) { error_found = 1; @@ -159,7 +161,7 @@ static int amd76x_process_error_info(struct mem_ctl_info *mci, if (handle_errors) { row = info->ecc_mode_status & 0xf; edac_mc_handle_ce(mci, mci->csrows[row].first_page, 0, - 0, row, 0, mci->ctl_name); + 0, row, 0, mci->ctl_name); } } @@ -182,7 +184,7 @@ static void amd76x_check(struct mem_ctl_info *mci) } static void amd76x_init_csrows(struct mem_ctl_info *mci, struct pci_dev *pdev, - enum edac_type edac_mode) + enum edac_type edac_mode) { struct csrow_info *csrow; u32 mba, mba_base, mba_mask, dms; @@ -193,8 +195,7 @@ static void amd76x_init_csrows(struct mem_ctl_info *mci, struct pci_dev *pdev, /* find the DRAM Chip Select Base address and mask */ pci_read_config_dword(pdev, - AMD76X_MEM_BASE_ADDR + (index * 4), - &mba); + AMD76X_MEM_BASE_ADDR + (index * 4), &mba); if (!(mba & BIT(0))) continue; @@ -238,7 +239,7 @@ static int amd76x_probe1(struct pci_dev *pdev, int dev_idx) debugf0("%s()\n", __func__); pci_read_config_dword(pdev, AMD76X_ECC_MODE_STATUS, &ems); ems_mode = (ems >> 10) & 0x3; - mci = edac_mc_alloc(0, AMD76X_NR_CSROWS, AMD76X_NR_CHANS); + mci = edac_mc_alloc(0, AMD76X_NR_CSROWS, AMD76X_NR_CHANS, 0); if (mci == NULL) { return -ENOMEM; @@ -249,24 +250,36 @@ static int amd76x_probe1(struct pci_dev *pdev, int dev_idx) mci->mtype_cap = MEM_FLAG_RDDR; mci->edac_ctl_cap = EDAC_FLAG_NONE | EDAC_FLAG_EC | EDAC_FLAG_SECDED; mci->edac_cap = ems_mode ? - (EDAC_FLAG_EC | EDAC_FLAG_SECDED) : EDAC_FLAG_NONE; + (EDAC_FLAG_EC | EDAC_FLAG_SECDED) : EDAC_FLAG_NONE; mci->mod_name = EDAC_MOD_STR; mci->mod_ver = AMD76X_REVISION; mci->ctl_name = amd76x_devs[dev_idx].ctl_name; + mci->dev_name = pci_name(pdev); mci->edac_check = amd76x_check; mci->ctl_page_to_phys = NULL; amd76x_init_csrows(mci, pdev, ems_modes[ems_mode]); - amd76x_get_error_info(mci, &discard); /* clear counters */ + amd76x_get_error_info(mci, &discard); /* clear counters */ /* Here we assume that we will never see multiple instances of this * type of memory controller. The ID is therefore hardcoded to 0. */ - if (edac_mc_add_mc(mci,0)) { + if (edac_mc_add_mc(mci)) { debugf3("%s(): failed edac_mc_add_mc()\n", __func__); goto fail; } + /* allocating generic PCI control info */ + amd76x_pci = edac_pci_create_generic_ctl(&pdev->dev, EDAC_MOD_STR); + if (!amd76x_pci) { + printk(KERN_WARNING + "%s(): Unable to create PCI control\n", + __func__); + printk(KERN_WARNING + "%s(): PCI error report via EDAC not setup\n", + __func__); + } + /* get this far and it's successful */ debugf3("%s(): success\n", __func__); return 0; @@ -278,7 +291,7 @@ fail: /* returns count (>= 0), or negative on error */ static int __devinit amd76x_init_one(struct pci_dev *pdev, - const struct pci_device_id *ent) + const struct pci_device_id *ent) { debugf0("%s()\n", __func__); @@ -300,6 +313,9 @@ static void __devexit amd76x_remove_one(struct pci_dev *pdev) debugf0("%s()\n", __func__); + if (amd76x_pci) + edac_pci_release_generic_ctl(amd76x_pci); + if ((mci = edac_mc_del_mc(&pdev->dev)) == NULL) return; @@ -308,16 +324,14 @@ static void __devexit amd76x_remove_one(struct pci_dev *pdev) static const struct pci_device_id amd76x_pci_tbl[] __devinitdata = { { - PCI_VEND_DEV(AMD, FE_GATE_700C), PCI_ANY_ID, PCI_ANY_ID, 0, 0, - AMD762 - }, + PCI_VEND_DEV(AMD, FE_GATE_700C), PCI_ANY_ID, PCI_ANY_ID, 0, 0, + AMD762}, { - PCI_VEND_DEV(AMD, FE_GATE_700E), PCI_ANY_ID, PCI_ANY_ID, 0, 0, - AMD761 - }, + PCI_VEND_DEV(AMD, FE_GATE_700E), PCI_ANY_ID, PCI_ANY_ID, 0, 0, + AMD761}, { - 0, - } /* 0 terminated list. */ + 0, + } /* 0 terminated list. */ }; MODULE_DEVICE_TABLE(pci, amd76x_pci_tbl); @@ -331,6 +345,9 @@ static struct pci_driver amd76x_driver = { static int __init amd76x_init(void) { + /* Ensure that the OPSTATE is set correctly for POLL or NMI */ + opstate_init(); + return pci_register_driver(&amd76x_driver); } @@ -345,3 +362,6 @@ module_exit(amd76x_exit); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Linux Networx (http://lnxi.com) Thayne Harbaugh"); MODULE_DESCRIPTION("MC support for AMD 76x memory controllers"); + +module_param(edac_op_state, int, 0444); +MODULE_PARM_DESC(edac_op_state, "EDAC Error Reporting state: 0=Poll,1=NMI");